The Techit Pack is a collection of interesting greyscale maps that can be used in various situation when texturing a model. Mostly made for alpha mapping and layer masking when creating textures, those patterns will give your models a nice tech feel to it if used as bumps!

Greyscale maps of the Techit Pack

Render Previews, Displacement Channel.

Everyday's done using the Techit Pack

Those projects are free to download (including free samples from the Techit Pack), click on the images to learn more.